200975705

素因数分解:

$5^1\times 7^4\times {\mathrm{16741}}^1$

素因数の和:16774

約数の個数: 20

約数和(自身を含む): 281366052

約数和(自身を除く): 80390347

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 16741, 83705, 117187, 585935, 820309, 4101545, 5742163, 28710815, 40195141, 200975705]

約数ペア:

[(1, 200975705), (5, 40195141), (7, 28710815), (35, 5742163), (49, 4101545), (245, 820309), (343, 585935), (1715, 117187), (2401, 83705), (12005, 16741)]